Home / 385,716-835,584

Finding the Third Proportional to 385,716 and 835,584

Calculator

Solution

The third proportional to 385,716 and 835,584 is: 1,810,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,716 : 835,584 = 835,584 : x
  2. Step 2: Convert to fraction form
    385,716/835,584 = 835,584/x
  3. Step 3: Cross multiply
    385,716x = 835,584 × 835,584
  4. Step 4: Simplify right side
    385,716x = 698,200,621,056
  5. Step 5: Solve for x
    x = 698,200,621,056/385,716
  6. Step 6: Final answer
    x = 1,810,141.71

Related Problems

Find third proportional to 192,858 and 417,792
Half scale
Find third proportional to 771,432 and 1,671,168
Double scale
Find third proportional to 385,718 and 835,588
Similar ratio
Find third proportional to 578,574 and 1,253,376
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.